#648EB1

#648EB1

Color Values

HEX

#648EB1

RGB

100, 142, 177

HSL

207.3, 33.0%, 54.3%

HSV

207.3, 43.5%, 69.4%

CMYK

43.5%, 19.8%, 0.0%, 30.6%

OKLCH

0.6296 0.0704 244.4

Properties

Cool Light Nearest: skyblue 3

Color Harmonies

Complementary

#648EB1

#B18764

Analogous

#64B1AD

#6467B1

#648EB1

Triadic

#648EB1

#B1648E

#8EB164

Split Complementary

#648EB1

#B16467

#B1AD64

Tetradic

#648EB1

#AD64B1

#B18764

#67B164

Color Blindness Simulation

Original

#648EB1

Protanopia

#7677A9

Deuteranopia

#7471A6

Tritanopia

#66A2A0

Achromatopsia

#888888

CSS Usage

background-color: #648EB1;
color: #648EB1;
border-color: #648EB1;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F5F8F9
100
#E8EEF2
200
#D0DCE7
300
#AEC4D6
400
#82A3C0
500
#5583AA
600
#446988
700
#37546D
800
#2B4255
900
#22323F
950
#161F28

Contrast Checker

Text on white

3.47:1

AA Fail AAA Fail

Text on black

6.05:1

AA Pass AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

2월 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

1월 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

1월 21, 2026